Firefox/Channels/Meetings/2025-12-18

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Channel Meeting Details

• Thursdays at 7:30am Pacific Time
• Past meeting notes: https://wiki.mozilla.org/Firefox/Channels/Meetings

Video/Teleconference Details

• Zoom Meeting ID: 536 097 768
• https://mozilla.zoom.us/j/536097768

REMEMBER

These notes are read by people who weren't able to attend the meeting. Please make sure to include links and context so they can be understood.

Attendees

RyanVM, dsmith, abodea, Mira, oardelean, dmeehan, apetridean, pmagyari, atrif, epopescu, tzsoldos, csasca, cgeorgiu, dveditz, Aryx

Schedule Update

• 146
  • Desktop and Android Fenix/Focus 146.0.1 planned release live @ 25% rollout
  • There is currently no driver for an unplanned Desktop/Android/iOS dot release
• 147
  • Desktop 147.0b6 gtb tomorrow @ 100% rollout
    • This is the final Early Beta build of the cycle
  • Android 147.0b6 gtb tomorrow @ 99% rollout
    • Bumping to 100% pending QA sign-off
  • Upcoming holiday build schedule
    • https://whattrainisitnow.com/release/?version=147 is up to date
    • Desktop & Android
      • 147.0b7 - 22-Dec
      • 147.0b8 - 29-Dec
      • 147.0b9 - 31-Dec
      • 147.0rc1 - 5-Jan
    • iOS 147.0 RC will be ready for QA on 29-Dec
• 148
  • Nightly soft code freeze starts on Thursday 2026-01-08
    • Longer nightly cycle due to the holidays

Release Quality Metrics

• https://mozilla-hub.atlassian.net/wiki/spaces/FIREFOX/pages/277284167/Beta+Quality+Metrics
  • Open security bugs are mostly on the right track
  • Keeping a close eye on open S2 regressions with the upcoming holidays

Desktop Stability

Nightly

crash incidence (% of users experiencing a crash): 3.04% (-0.45pp compared to previous week)

Beta

crash incidence: 2.33% (+0.40pp)

Release

crash incidence: 1.01% (+0.01pp)

Mobile Stability

• Nightly and Beta rather frequent Crash in [@ mozilla::dom::InputToReadableStreamAlgorithms::PullFromInputStream]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=2006931
  • needinfoed mccr8
• Nightly on Android crash incidence trending back to normal

QA

• Planned dot release 146.0.1-build1
  • Functional testing - completed - GREEN status. No concerns.
  • Update tests on release-cdntest channel - completed - GREEN status.
  • Update tests on release channel - in progress

Nightly

• Recurring testing
  • WebRTC testing - completed on desktop side - No concerns.

Aurora / Dev Edition

• Recurring testing
  • DevEd functional testing - completed - GREEN status. No concerns.

Beta

• Recurring testing
  • Functional testing → on track, no new bugs so far
  • Antivirus testing → completed - GREEN status. No concerns.
  • Pre-release feature testing in progress → all reports to be sent by next week (Dec 23rd EOD)

Mobile

• Android
  • Build Signoffs
    • Beta 147.0b3- status GREEN
    • Beta 147.0b4- status GREEN
    • Beta 147.0b5- status GREEN
    • Release 146.0.1 - status GREEN
  • Feature Testing
    • [QA-4471] [Local Network Access Functionality] Nightly Fx148 testing - sign-off with status GREEN
    • [QA-4656] Toolbar redesign (phases 2+3+4) - Beta 147 testing in progress
• iOS
  • Build Signoffs
    • None this week
  • Feature Testing
    • [QA-4657] Improve performance of the Toolbar Translucency Feature - Toolbar Translucency Refactor flag on - Nighty testing
    • Toolbar clean up testing - nightly builds testing
    • [QA-4654] iOS Relay - not started

Roundtable & Special Topics

• The next channel meeting will be 8-Jan
• Romania PTO and Holidays planning ~ 22-Dec - 7-Jan -> low QA availability
• Security team coverage will be thin, but we do have an on-call. Most of us have phone numbers in people.mozilla.org and you can reach out if necessary and you don't get a response on Slack or Matrix